AD9239-250KITZ Analog Devices Inc, AD9239-250KITZ Datasheet - Page 13

• Manufacturer Part Number: AD9239-250KITZ
• Description: Quad 12 Bit 250 MSPS Serial ADC-Evl Brd
• Manufacturer: Analog Devices Inc

Specifications of AD9239-250KITZ

• Number Of Adc's: 4
• Number Of Bits: 12
• Sampling Rate (per Second): 250M
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: 1.25 Vpp
• Power (typ) @ Conditions: 1.526W @ 250MSPS
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9239
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 16. SNR/SFDR vs. Analog Input Level, f
Figure 17. Two-Tone 32k FFT with f
Figure 18. Two-Tone 32k FFT with f
–100
–120
–100
–120
100
–20
–40
–60
–80
–20
–40
–60
–80
90
80
70
60
50
40
30
20
10
0
–90
0
0
0
0
AIN1 AND AIN2 = –7.0dBFS
SFDR = 75.44dBc
IMD2 = –78.34dBc
IMD3 = –75.44dBc
–80
10
20
–70
20
SFDR (dB)
SFDR (dBFS)
ANALOG INPUT LEVEL (dBFS)
–60
f
f
SAMPLE
SAMPLE
30
FREQUENCY (MHz)
FREQUENCY (MHz)
40
SNR (dBFS)
–50
= 170 MSPS
= 210 MSPS
IN1
IN1
40
= 140.2 MHz and f
= 140.2 MHz and f
–40
AIN1 AND AIN2 = –7.0dBFS
SFDR = 77.26dBc
IMD2 = –86.55dBc
IMD3 = –77.26dBc
60
50
SNR (dB)
IN
= 84.3 MHz, f
–30
60
–20
80
70
IN2
IN2
SAMPLE
–10
= 141.3 MHz,
= 141.3 MHz,
80
100
= 250 MSPS
0
Rev. B | Page 13 of 40
Figure 19. Two-Tone 32k FFT with f
Figure 20. Two-Tone 32k FFT with f
Figure 21. Two-Tone 32k FFT with f
–100
–120
–100
–120
–100
–120
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
0
0
0
AIN1 AND AIN2 = –7.0dBFS
SFDR = 74.48dBc
IMD2 = –76.10dBc
IMD3 = –74.48dBc
AIN1 AND AIN2 = –7.0dBFS
SFDR = 74.29dBc
IMD2 = –76.51dBc
IMD3 = –74.30dBc
20
20
20
f
40
40
f
f
SAMPLE
SAMPLE
SAMPLE
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
40
= 2 10 MSPS
= 250 MSPS
= 250 MSPS
IN1
IN1
IN1
60
60
= 170.2 MHz and f
= 140.2 MHz and f
= 170.2 MHz and f
AIN1 AND AIN2 = –7.0dBFS
SFDR = 76.88dBc
IMD2 = –78.75dBc
IMD3 = –78.68dBc
60
80
80
80
100
100
IN2
IN2
IN2
= 171.3 MHz,
= 141.3 MHz,
= 171.3 MHz,
AD9239
100
120
120